John,
can you please review the endianess annotations and byte swaps in be2scsi?
On Thu, May 29, 2014 at 10:15:03PM +0800, kbuild test robot wrote:
> tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: 07dd999f99b1135fdece697e17c4f4248ab40f72
> commit: 73af08e11c6638e2abd6b1fa13cdab58c2bbdbf8 [9537/10000] be2iscsi: Fix interrupt Coalescing mechanism.
> reproduce: make C=1 CF=-D__CHECK_ENDIAN__
>
>
> sparse warnings: (new ones prefixed by >>)
>
> >> drivers/scsi/be2iscsi/be_mgmt.c:182:21: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:182:21: expected unsigned int [unsigned] [usertype] num_eq
> drivers/scsi/be2iscsi/be_mgmt.c:182:21: got restricted __le32 [usertype] <noident>
> >> drivers/scsi/be2iscsi/be_mgmt.c:184:37: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:184:37: expected unsigned int [unsigned] [usertype] eq_id
> drivers/scsi/be2iscsi/be_mgmt.c:184:37: got restricted __le32 [usertype] <noident>
> >> drivers/scsi/be2iscsi/be_mgmt.c:186:48: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:186:48: expected unsigned int [unsigned] [usertype] delay_multiplier
> drivers/scsi/be2iscsi/be_mgmt.c:186:48: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:309:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:309:20: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:309:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:310:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:310:20: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:310:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:311:18: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:311:18: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:311:18: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:448:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:448:20: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:448:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:449:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:449:20: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:449:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:450:18: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:450:18: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:450:18: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:538:24: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:538:24: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:538:24: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:539:24: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:539:24: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:539:24: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:540:22: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:540:22: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:540:22: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:572:26: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:572:26: expected unsigned char [unsigned] [usertype] hdr_ring_id
> drivers/scsi/be2iscsi/be_mgmt.c:572:26: got restricted __le16 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:573:27: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:573:27: expected unsigned char [unsigned] [usertype] data_ring_id
> drivers/scsi/be2iscsi/be_mgmt.c:573:27: got restricted __le16 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:620:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:620:20: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:620:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:621:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:621:20: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:621:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:622:18: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:622:18: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:622:18: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:755:43: sparse: restricted __be32 degrades to integer
> drivers/scsi/be2iscsi/be_mgmt.c:756:44: sparse: restricted __be32 degrades to integer
> drivers/scsi/be2iscsi/be_mgmt.c:757:44: sparse: restricted __be32 degrades to integer
> drivers/scsi/be2iscsi/be_mgmt.c:758:44: sparse: restricted __be32 degrades to integer
> drivers/scsi/be2iscsi/be_mgmt.c:760:38: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:760:38: expected unsigned long [unsigned] dst_addr
> drivers/scsi/be2iscsi/be_mgmt.c:760:38: got restricted __be32 [usertype] s_addr
> drivers/scsi/be2iscsi/be_mgmt.c:794:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:794:20: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:794:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:795:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:795:20: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:795:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:796:18: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:796:18: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:796:18: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:861:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:861:20: expected unsigned int [unsigned] [usertype] pa_hi
> drivers/scsi/be2iscsi/be_mgmt.c:861:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:862:20: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:862:20: expected unsigned int [unsigned] [usertype] pa_lo
> drivers/scsi/be2iscsi/be_mgmt.c:862:20: got restricted __le32 [usertype] <noident>
> drivers/scsi/be2iscsi/be_mgmt.c:863:18: sparse: incorrect type in assignment (different base types)
> drivers/scsi/be2iscsi/be_mgmt.c:863:18: expected unsigned int [unsigned] [usertype] len
> drivers/scsi/be2iscsi/be_mgmt.c:863:18: got restricted __le32 [usertype] <noident>
>
> vim +182 drivers/scsi/be2iscsi/be_mgmt.c
>
> 176
> 177 wrb->tag0 |= tag;
> 178 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
> 179 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
> 180 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
> 181
> > 182 req->num_eq = cpu_to_le32(num);
> 183 for (i = 0; i < num; i++) {
> 184 req->delay[i].eq_id = cpu_to_le32(set_eqd[i].eq_id);
> 185 req->delay[i].phase = 0;
> 186 req->delay[i].delay_multiplier =
> 187 cpu_to_le32(set_eqd[i].delay_multiplier);
> 188 }
> 189
>
> ---
> 0-DAY kernel build testing backend Open Source Technology Center
> http://lists.01.org/mailman/listinfo/kbuild Intel Corporation
---end quoted text---
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